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公开(公告)号:KR102009422B1
公开(公告)日:2019-08-09
申请号:KR1020190022198
申请日:2019-02-26
Applicant: 박정훈
Inventor: 박정훈 , 임종성 , 차준호
IPC: G01M3/26
公开(公告)号:KR102029903B1
公开(公告)日:2019-10-08
申请号:KR1020190028542
申请日:2019-03-13
IPC: G06K9/00 , G06K9/62 , G01R1/04 , G01R31/28